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Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones

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ID: 451078
Weight: 1.62ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.96
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ID: 650648
Weight: 1.23ct (total)
Size: 6.9 x 4.7 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 11.81
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ID: 550543
Weight: 33.45ct (total)
Size: 20.1 x 13.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 50.33
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ID: 553007
Weight: 7.06ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 37.27
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ID: 422953
Weight: 39.56ct (total)
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 41.78
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ID: 426513
Weight: 9.17ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 42.37
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ID: 717939
Weight: 1.64ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 49.20
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ID: 663078
Weight: 1.57ct
Size: 7.2 x 6.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.42
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ID: 657953
Weight: 13.46ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.15
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ID: 683201
Weight: 7.08ct
Size: 15 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 65.59
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ID: 678001
Weight: 0.96ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 8.06
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ID: 567284
Weight: 5.55ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.78
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ID: 384140
Weight: 12.78ct
Size: 18.1 x 14.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.74
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ID: 713416
Weight: 0.79ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.27
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ID: 699295
Weight: 2.01ct (total)
Size: 7.1 x 5.2 mm
Clarity: VS
Content: 2 pcs
Price: $ 16.88
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ID: 671450
Weight: 11.32ct
Size: 23.1 x 15.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 29.21
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ID: 719930
Weight: 2.89ct
Size: 8.4 x 7.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 86.70
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ID: 371427
Weight: 27.33ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 144.30
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ID: 724492
Weight: 0.85ct
Size: 10 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.50
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ID: 691867
Weight: 0.25ct
Size: 3.5 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 15.00
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ID: 705727
Weight: 0.74ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.22
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ID: 707096
Weight: 1.62ct
Size: 10 x 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 3.89
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ID: 526337
Weight: 3.83ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 36.05
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ID: 635568
Weight: 4.80ct
Size: 14 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 40.32
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ID: 709088
Weight: 1.39ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 28.70
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ID: 647933
Weight: 1.07ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 28.25
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ID: 479849
Weight: 4.03ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 37.24
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ID: 457025
Weight: 3.69ct
Size: 11.4 x 7.6 mm
Clarity: VS
Content: 1 pc
Price: $ 19.49
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ID: 514350
Weight: 7.54ct
Size: 12 x 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 16.92
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ID: 732544
Weight: 6.03ct
Size: 13 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 217.08
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ID: 715663
Weight: 1.46ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.02
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ID: 463008
Weight: 4.33ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 34.30
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ID: 500266
Weight: 1.52ct
Size: 12 x 6.1 mm
Clarity: VS
Content: 1 pc
Price: $ 14.04
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ID: 464058
Weight: 4.52ct
Size: 11 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 8.95
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ID: 616835
Weight: 0.72ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 52.27
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ID: 376645
Weight: 3.62ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 33.44
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ID: 682452
Weight: 14.66ct
Size: 24.2 x 9.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 140.74
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ID: 732557
Weight: 7.90ct
Size: 12.1 x 10.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 284.40
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ID: 737096
Weight: 30.92ct
Size: 28.7 x 20.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.06
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ID: 715690
Weight: 0.55ct
Size: 8 x 4 mm
Clarity: VS
Content: 1 pc
Price: $ 34.98
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ID: 530293
Weight: 1.74ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.08
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ID: 691836
Weight: 2.99ct
Size: 7.4 x 7 mm
Clarity: VS
Content: 1 pc
Price: $ 99.13
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ID: 472309
Weight: 35.93ct
Size: 25.5 x 25.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.92
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ID: 674470
Weight: 0.58ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.18
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ID: 365858
Weight: 6.14ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 24.31
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ID: 506053
Weight: 47.87ct
Size: 22.3 x 19.3 mm
Clarity: IF
Content: 1 pc
Price: $ 379.13
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ID: 571929
Weight: 1.24ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 35.71
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ID: 675966
Weight: 3.46ct
Size: 21.2 x 5.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 9.84
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ID: 656666
Weight: 2.77ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.62
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ID: 728060
Weight: 1.86ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 11.16
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ID: 474326
Weight: 2.65ct
Size: 9 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.49
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ID: 456336
Weight: 3.07ct
Size: 12.6 x 8.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.37
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ID: 709377
Weight: 0.91ct
Size: 10.2 x 4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.64
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ID: 650204
Weight: 11.10ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.86
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ID: 661938
Weight: 1.87ct
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.51
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ID: 499602
Weight: 1.62ct
Size: 11.9 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 14.96
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ID: 533557
Weight: 2.05ct
Size: 8.3 x 5.5 mm
Clarity: VS
Content: 1 pc
Price: $ 121.78
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ID: 693065
Weight: 13.94ct
Size: 28.3 x 18 mm
Clarity: Opaque
Content: 1 pc
Price: $ 7.69
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ID: 643578
Weight: 4.08ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 10.78
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ID: 725206
Weight: 54.14ct
Size: 28.7 x 23 mm
Clarity: Opaque
Content: 1 pc
Price: $ 194.90
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FAQs

What are loose untreated gemstones?

Loose untreated gemstones are natural stones that have not undergone any artificial treatments or enhancements. Examples include unheated sapphires, untreated rubies, and unenhanced diamonds, which maintain their natural beauty and originality.

Why should I choose untreated gemstones over treated ones?

Untreated gemstones, such as unheated topaz and virgin untreated stones, are valued for their authenticity and rarity. These certified untreated gems are perfect for collectors and those seeking ethically sourced, natural stones for unique jewelry designs.

Are untreated gemstones suitable for engagement rings?

Yes, untreated gemstones like GIA-certified natural gems, unenhanced diamonds, and untreated rubies are excellent choices for engagement rings. They offer timeless elegance and are ideal for creating one-of-a-kind designs that reflect personal style.

What makes rare untreated gems valuable for collectors?

Rare untreated gems for collectors, such as authentic untreated crystals and unheated and untreated stones, are prized for their natural appearance and limited availability. Their untouched state makes them highly desirable and a great investment.

How can I ensure the quality of loose untreated gemstones?

Always choose certified untreated gems, like GIA-certified natural gems, to guarantee authenticity and quality. These stones undergo thorough evaluation to ensure they meet the highest standards, making them ideal for both personal collections and jewelry projects.

What types of untreated gemstones are available?

Our collection includes a variety of untreated gemstones such as unheated sapphires, untreated rubies, unenhanced diamonds, and unheated topaz. Each stone is carefully selected to offer unmatched quality and natural beauty.

Are untreated gemstones more expensive than treated ones?

In many cases, untreated gemstones, like precious untreated gemstones and virgin untreated stones, can be more valuable due to their rarity and natural state. Their unique characteristics make them highly sought after by collectors and jewelry enthusiasts.

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Love the ease of access. Easy to find what you are looking for, and fair pricing.

Posted By NickBehnke in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 2025
Source: Bizrate

Why Choose Loose Untreated Gemstones?

Selecting loose untreated gemstones ensures you’re investing in authentic, natural beauty. Gems like unheated sapphires, untreated rubies, and unenhanced diamonds retain their original allure, free from artificial enhancements. These certified untreated gems are ideal for those seeking unique, ethical, and high-quality stones for custom jewelry or collections.

Perfect for Engagement Rings and Collectors

Our untreated gemstones, including GIA-certified natural gems, are highly sought after for engagement rings and collector’s pieces. With options like unheated topaz and virgin untreated stones, you can create a timeless design that reflects your individual style. Each gem is carefully selected for its purity and brilliance.

Rare and Exquisite Natural Gems

From authentic untreated crystals to precious untreated gemstones, our collection offers something for every taste. These rare untreated gems for collectors are perfect for showcasing the natural beauty of stones like unheated and untreated stones that remain untouched by enhancements, preserving their natural value and appeal.

Quality Assurance You Can Trust

Every stone in our selection of loose untreated gemstones is thoroughly inspected to meet the highest standards. Whether you’re looking for untreated gemstones for engagement rings or certified untreated gems for a special project, our collection ensures authenticity and unparalleled quality.

Read All

Over 19 Years in the Gemstone Business!

Thank you for trusting us with your purchase!

Overall Rating -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Love the ease of access. Easy to find what you are looking for, and fair pricing.

Posted By NickBehnke in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 2025
Source: Bizrate

FAQ's

What are loose untreated gemstones?

Loose untreated gemstones are natural stones that have not undergone any artificial treatments or enhancements. Examples include unheated sapphires, untreated rubies, and unenhanced diamonds, which maintain their natural beauty and originality.

Why should I choose untreated gemstones over treated ones?

Untreated gemstones, such as unheated topaz and virgin untreated stones, are valued for their authenticity and rarity. These certified untreated gems are perfect for collectors and those seeking ethically sourced, natural stones for unique jewelry designs.

Are untreated gemstones suitable for engagement rings?

Yes, untreated gemstones like GIA-certified natural gems, unenhanced diamonds, and untreated rubies are excellent choices for engagement rings. They offer timeless elegance and are ideal for creating one-of-a-kind designs that reflect personal style.

What makes rare untreated gems valuable for collectors?

Rare untreated gems for collectors, such as authentic untreated crystals and unheated and untreated stones, are prized for their natural appearance and limited availability. Their untouched state makes them highly desirable and a great investment.

How can I ensure the quality of loose untreated gemstones?

Always choose certified untreated gems, like GIA-certified natural gems, to guarantee authenticity and quality. These stones undergo thorough evaluation to ensure they meet the highest standards, making them ideal for both personal collections and jewelry projects.

What types of untreated gemstones are available?

Our collection includes a variety of untreated gemstones such as unheated sapphires, untreated rubies, unenhanced diamonds, and unheated topaz. Each stone is carefully selected to offer unmatched quality and natural beauty.

Are untreated gemstones more expensive than treated ones?

In many cases, untreated gemstones, like precious untreated gemstones and virgin untreated stones, can be more valuable due to their rarity and natural state. Their unique characteristics make them highly sought after by collectors and jewelry enthusiasts.

Enlarged Gemstone Image